Thanks for the link Jason but after reading my initial post I did not
mak myself clear enough. We having working ODBC connectivity with MS
Access and Informix. It is when we try and use FILE DSN that we get
that error code. I was reading a different thread where it was
mentioned that a FILE DSN can have the connection string modifed to
allow for dirty reads but the current Informix ODBC drivers do not work
with it. A patch is required.
Here was the thread: